The Field list screen template is used to present all fields currently contained in the internal memory of the GeoNave system, for file management purposes. Consist of graphic items, touch sensitive buttons, title, single column table containing the list of field names and side scroll bar. The screen also has a summary box with information from the field file selected in the table.
The image below represents an example of the Fields list screen template, detailing each item in its composition.
| Item | Description |
|---|---|
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Field list screen title bar, containing “Memory – Fields” text. |
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Touch sensitive button to return to previous screen. |
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Title line of simple column table, containing “Field Name” text. |
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Touch sensitive button to select the field above the currently selected one, marked with blue background. |
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Touch sensitive button to select the field below the currently selected one, marked with blue background. |
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Vertical scroll bar, graphically indicating the position of the currently displayed list within the total fields number. |
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Selected field, highlighted with blue background. |
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Field summary information box, informing creation date / time and number of events. |
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Other unselected fields, which are presented with white background. The rectangular area of each field is touch sensitive, and the corresponding table row is selected when touched. |
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Touch sensitive button to download selected field file from internal memory to a flash drive. |
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Touch sensitive button to delete selected field file. |
When pressing the delete button 
the Information with confirmation screen appears with details of field data, before deleting the file permanently, as shown in the image below.
| Item | Description |
|---|---|
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Confirmation screen title bar, containing “Delete field?” question. |
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Touch sensitive button to cancel file delete operation and return to previous screen. |
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Question text if the user wants to delete the field and all its events. |
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Red background area to draw attention that the field will be erased. Field name information, creation date / time and number of events are displayed. |
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Confirm button to delete field. |
Also on the Field list screen is possible to export the field file to a flash drive by pressing the download button 
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If the flash drive is disconnected when the button is pressed, Information template screen with an error message is shown.
If the flash drive is correctly connected to the USB interface of GeoNave display then the field file will be downloaded and the screen described in Downloading files will be presented for each event of the field. Finally, after exporting the files, a new screen with Information template will inform the number of files that were actually downloaded to the flash drive, as illustrated in the following image.
